Sun shade



FIG. 1 is a front elevational view of a sun shade illustrating my new design;

FIG. 2 is a side elevational view thereof;

FIG. 3 is a rear elevational view thereof; and

FIG. 4 is a front elevational view thereof with the cover portion rotated 180° from the _position illustrated in FIG. 1. 

The ornamental design for a sun shade, as shown and described. 